This Socket adopt 433.92 MHz wireless communication, it can turn on/off electric appliance in some distance. SPECIFICATIONSThis Socket adopt 433.92 MHz wireless communication, it can turn on/off electric appliance in some distance, such as computer,TV, Microwave oven and so on. This socket is very convenient,it can save your time, electric energy and your money. It also can protect the safety of ...